@Article{acp-7-1899-2007, AUTHOR = {Riipinen, I. and Sihto, S.-L. and Kulmala, M. and Arnold, F. and Dal Maso, M. and Birmili, W. and Saarnio, K. and Teinilä, K. and Kerminen, V.-M. and Laaksonen, A. and Lehtinen, K. E. J.}, TITLE = {Connections between atmospheric sulphuric acid and new particle formation during QUEST III–IV campaigns in Heidelberg and Hyytiälä}, JOURNAL = {Atmospheric Chemistry and Physics}, VOLUME = {7}, YEAR = {2007}, NUMBER = {8}, PAGES = {1899--1914}, URL = {http://www.atmos-chem-phys.net/7/1899/2007/}, ISSN = {1680-7316} }